Flora of North America species comparison

1–5+, ascending to erect, hirtellous-puberulent in arrays.

basal and proximal cauline petiolate, tapering;

blades spatulate to oblanceolate, 20–150 × 5–40 mm, margins ciliate, serrate crenate, apices acute to rounded, faces glabrous;

distal usually 2–5, sessile, blades sometimes ± clasping, oblanceolate, 20–40 × 4–9 mm, distally reduced and becoming broadly to narrowly lanceolate, margins entire, apices acute to obtuse.

5–6 mm, moderately hispidulo-strigillose;

bracteoles 0–1, linear-lanceolate.

broadly campanulate, 5–7.5 mm.

6–15;

laminae 2–4 × 1–2 mm.

12–35;

corollas 4–5.5 mm, lobes 1–2 mm.

unequal, outer (lengths 1/2 inner) deltate, acute, inner lanceolate, obtuse.

2–50(–160) in compact corymbiform arrays in smaller plants, corymbiform to paniculiform arrays in larger ones.

1–2.5 mm, strigose;

pappi 3–5 mm.

= 36.